package com.chnbst.bstyun.core.common.email;

import java.io.UnsupportedEncodingException;
import java.util.Date; 
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.mail.Address; 
import javax.mail.BodyPart; 
import javax.mail.Message; 
import javax.mail.MessagingException; 
import javax.mail.Multipart; 
import javax.mail.Session; 
import javax.mail.Transport; 
import javax.mail.internet.InternetAddress; 
import javax.mail.internet.MimeBodyPart; 
import javax.mail.internet.MimeMessage; 
import javax.mail.internet.MimeMultipart; 
import javax.mail.internet.MimeUtility;

/** 
* 简单邮件（不带附件的邮件）发送器 
*/ 
public class SimpleMailSender  { 
/** 
  * 以文本格式发送邮件 
  * @param mailInfo 待发送的邮件的信息 
  */ 
	public boolean sendTextMail(MailSenderInfo mailInfo) { 
	  // 判断是否需要身份认证 
	  MyAuthenticator authenticator = null; 
	  Properties pro = mailInfo.getProperties();
	  if (mailInfo.isValidate()) { 
	  // 如果需要身份认证，则创建一个密码验证器 
		authenticator = new MyAuthenticator(mailInfo.getUserName(), mailInfo.getPassword()); 
	  }
	  // 根据邮件会话属性和密码验证器构造一个发送邮件的session 
	  Session sendMailSession = Session.getDefaultInstance(pro,authenticator); 
	  try { 
	  // 根据session创建一个邮件消息 
	  Message mailMessage = new MimeMessage(sendMailSession); 
	  
	  // 创建邮件发送者地址 
	  Address from = new InternetAddress(mailInfo.getFromAddress()); 
	  // 设置邮件消息的发送者 
	  mailMessage.setFrom(from); 
	  // 创建邮件的接收者地址，并设置到邮件消息中 
	  Address[] to = new InternetAddress[mailInfo.getToAddress().length]; 
	  
	  for(int   i=0;i <mailInfo.getToAddress().length;i++)
      {
          to[i]= new InternetAddress(mailInfo.getToAddress()[i]);  
      }
	  // Message.RecipientType.TO属性表示接收者的类型为TO 
	  mailMessage.setRecipients(Message.RecipientType.TO,to);  
	  // 设置邮件消息的主题 
	  mailMessage.setSubject(mailInfo.getSubject()); 
	  // 设置邮件消息发送的时间 
	  mailMessage.setSentDate(new Date()); 
	  // 设置邮件消息的主要内容 
	  String mailContent = mailInfo.getContent(); 
	  mailMessage.setText(mailContent); 
	  // 发送邮件 
	  Transport.send(mailMessage);
	  return true; 
	  } catch (MessagingException ex) { 
		  ex.printStackTrace(); 
	  } 
	  return false; 
	} 
	
	/** 
	  * 以HTML格式发送邮件 
	  * @param mailInfo 待发送的邮件信息 
	  */ 
	public static boolean sendHtmlMail(MailSenderInfo mailInfo){
	  // 判断是否需要身份认证 
	  MyAuthenticator authenticator = null;
	  Properties pro = mailInfo.getProperties();
	  //如果需要身份认证，则创建一个密码验证器  
	  if (mailInfo.isValidate()) { 
		authenticator = new MyAuthenticator(mailInfo.getFromAddress(), mailInfo.getPassword());
	  } 
	  // 根据邮件会话属性和密码验证器构造一个发送邮件的session 
	  Session sendMailSession;
	  if (null==authenticator) {
		sendMailSession = Session.getDefaultInstance(pro);
	  }else {
		sendMailSession = Session.getDefaultInstance(pro,authenticator); 
	  }
	  
	  try { 
	  // 根据session创建一个邮件消息 
	  Message mailMessage = new MimeMessage(sendMailSession); 
	  // 创建邮件发送者地址 
	  if (mailInfo.isValidate()) {
		  Address from = new InternetAddress(mailInfo.getFromAddress()); 
		  
		  // 设置邮件消息的发送者,同时为发件人设置昵称
		  if (null!= mailInfo.getNickName()&&null!=from) {
			  try {
				from = new InternetAddress(MimeUtility.encodeText(mailInfo.getNickName())+"<"+from+">");
			  } catch (UnsupportedEncodingException e) {
				e.printStackTrace();
			  } 
		  }
		  mailMessage.setFrom(from);
	  }
	  
	  // 创建邮件的接收者地址，并设置到邮件消息中 
	  Address[] to = new InternetAddress[mailInfo.getToAddress().length]; 
	  
	  for(int i=0;i <mailInfo.getToAddress().length;i++)
      {
          to[i]= new InternetAddress(mailInfo.getToAddress()[i]);  
      }
	  // Message.RecipientType.TO属性表示接收者的类型为TO 
	  mailMessage.setRecipients(Message.RecipientType.TO,to); 
	  
	  //设置为抄送者
	  if (null != mailInfo.getCopyTo()) {
		  Address[] ccAddresses = new InternetAddress[mailInfo.getCopyTo().length]; 
		  for(int i=0;i <mailInfo.getCopyTo().length;i++)
	      {
			  ccAddresses[i]= new InternetAddress(mailInfo.getCopyTo()[i]);  
	      }
		  mailMessage.setRecipients(Message.RecipientType.CC,ccAddresses); 
	  }
	  
	  //设置为暗送者
	  if (null!=mailInfo.getBlindCopyTo()) {
		  Address[] bccAddresses = new InternetAddress[mailInfo.getBlindCopyTo().length]; 
		  for(int i=0;i <mailInfo.getToAddress().length;i++)
	      {
			  bccAddresses[i]= new InternetAddress(mailInfo.getBlindCopyTo()[i]);  
	      }
		  mailMessage.setRecipients(Message.RecipientType.BCC,bccAddresses); 
	  }
	  mailMessage.getAllRecipients();
	  // 设置邮件消息的主题 
	  mailMessage.setSubject(mailInfo.getSubject()); 
	  // 设置邮件消息发送的时间 
	  mailMessage.setSentDate(new Date()); 
	  // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象 
	  Multipart mainPart = new MimeMultipart(); 
	  // 创建一个包含HTML内容的MimeBodyPart 
	  BodyPart html = new MimeBodyPart(); 
	  // 设置HTML内容 
	  html.setContent(mailInfo.getContent(), "text/html; charset=utf-8"); 
	  mainPart.addBodyPart(html); 
	  
	  // 添加附件的内容
      if (mailInfo.getAttachFileNames() != null) {
    	  for (int i = 0; i < mailInfo.getAttachFileNames().length; i++) {
    		  BodyPart attachmentBodyPart = new MimeBodyPart();
              DataSource source = new FileDataSource(mailInfo.getAttachFileNames()[i]);
              attachmentBodyPart.setDataHandler(new DataHandler(source));
              attachmentBodyPart.setFileName(MimeUtility.encodeWord(mailInfo.getAttachFileNames()[i]));
              mainPart.addBodyPart(attachmentBodyPart);
		}
      }
	  // 将MiniMultipart对象设置为邮件内容 
	  mailMessage.setContent(mainPart); 
	  // 发送邮件 
	  Transport.send(mailMessage); 
	  return true; 
	  } catch (MessagingException ex) { 
		  ex.printStackTrace(); 
	  } catch (UnsupportedEncodingException e) {
		e.printStackTrace();
	} 
	  return false; 
	} 
} 

